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1056414687 = 31918533591
BaseRepresentation
bin111110111101111…
…001101111011111
32201121211102111220
4332331321233133
54130420232222
6252454344423
735115243126
oct7675715737
92647742456
101056414687
114a2355a99
1225595b113
1313ab30263
14a0434abd
1562b26b5c
hex3ef79bdf

1056414687 has 8 divisors (see below), whose sum is σ = 1482687360. Its totient is φ = 667209240.

The previous prime is 1056414677. The next prime is 1056414701. The reversal of 1056414687 is 7864146501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1056414687 - 28 = 1056414431 is a prime.

It is a super-2 number, since 2×10564146872 = 2232023981818615938, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056414607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9266739 + ... + 9266852.

It is an arithmetic number, because the mean of its divisors is an integer number (185335920).

Almost surely, 21056414687 is an apocalyptic number.

1056414687 is a deficient number, since it is larger than the sum of its proper divisors (426272673).

1056414687 is a wasteful number, since it uses less digits than its factorization.

1056414687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18533613.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 1056414687 is about 32502.5335474021. The cubic root of 1056414687 is about 1018.4619543605.

The spelling of 1056414687 in words is "one billion, fifty-six million, four hundred fourteen thousand, six hundred eighty-seven".

Divisors: 1 3 19 57 18533591 55600773 352138229 1056414687